Beispiel #1
0
        void CreateAnonymousGeneratorType()
        {
            _enumerable = (BooClassBuilder)_generator["GeneratorClassBuilder"];

            _sourceItemType       = TypeSystemServices.ObjectType;
            _sourceEnumeratorType = TypeSystemServices.IEnumeratorType;
            _sourceEnumerableType = TypeSystemServices.IEnumerableType;

            _resultItemType       = (IType)_generator["GeneratorItemType"];
            _resultEnumeratorType = TypeSystemServices.IEnumeratorType;

            //_enumerator = _collector.CreateSkeletonClass(_enumerable.ClassDefinition.Name + "Enumerator");
            _enumerator = _collector.CreateSkeletonClass("Enumerator");

#if NET_2_0
            // If source item type isn't object, use a generic enumerator for the source type
            _sourceItemType = TypeSystemServices.GetGenericEnumerableItemType(_generator.Iterator.ExpressionType);

            if (_sourceItemType != null && _sourceItemType != TypeSystemServices.ObjectType)
            {
                _sourceEnumerableType = TypeSystemServices.IEnumerableGenericType.GenericTypeDefinitionInfo.MakeGenericType(_sourceItemType);
                _sourceEnumeratorType = TypeSystemServices.IEnumeratorGenericType.GenericTypeDefinitionInfo.MakeGenericType(_sourceItemType);
            }
            else
            {
                _sourceItemType = TypeSystemServices.ObjectType;
            }

            // Expose a generic enumerator
            _resultEnumeratorType = TypeSystemServices.IEnumeratorGenericType.GenericTypeDefinitionInfo.MakeGenericType(_resultItemType);
#endif

            _enumerator.AddBaseType(_resultEnumeratorType);
            _enumerator.AddBaseType(TypeSystemServices.Map(typeof(ICloneable)));
            _enumerator.AddBaseType(TypeSystemServices.Map(typeof(IDisposable)));

            _enumeratorField = _enumerator.AddField("____enumerator", _sourceEnumeratorType);
            _current         = _enumerator.AddField("____current", _resultItemType);

            CreateReset();
            CreateCurrent();
            CreateMoveNext();
            CreateClone();
            CreateDispose();
            EnumeratorConstructorMustCallReset();

            _collector.AdjustReferences();

            _collector.DeclareFieldsAndConstructor(_enumerable);

            CreateGetEnumerator();
            _enumerable.ClassDefinition.Members.Add(_enumerator.ClassDefinition);
            //TypeSystemServices.AddCompilerGeneratedType(_enumerator.ClassDefinition);
        }
Beispiel #2
0
        void CreateAnonymousGeneratorType()
        {
            _enumerable = (BooClassBuilder)_generator["GeneratorClassBuilder"];

            // Set up some important types
            _sourceItemType       = TypeSystemServices.ObjectType;
            _sourceEnumeratorType = TypeSystemServices.IEnumeratorType;
            _sourceEnumerableType = TypeSystemServices.IEnumerableType;

            _resultItemType       = (IType)_generator["GeneratorItemType"];
            _resultEnumeratorType = TypeSystemServices.IEnumeratorGenericType.GenericInfo.ConstructType(_resultItemType);

            _enumerator = _collector.CreateSkeletonClass("Enumerator");

            // use a generic enumerator for the source type if possible
            _sourceItemType = TypeSystemServices.GetGenericEnumerableItemType(_generator.Iterator.ExpressionType);
            if (_sourceItemType != null && _sourceItemType != TypeSystemServices.ObjectType)
            {
                _sourceEnumerableType = TypeSystemServices.IEnumerableGenericType.GenericInfo.ConstructType(_sourceItemType);
                _sourceEnumeratorType = TypeSystemServices.IEnumeratorGenericType.GenericInfo.ConstructType(_sourceItemType);
            }
            else
            {
                _sourceItemType = TypeSystemServices.ObjectType;
            }

            // Add base types
            _enumerator.AddBaseType(_resultEnumeratorType);
            _enumerator.AddBaseType(TypeSystemServices.Map(typeof(ICloneable)));
            _enumerator.AddBaseType(TypeSystemServices.Map(typeof(IDisposable)));

            // Add fields
            _enumeratorField = _enumerator.AddField("$$enumerator", _sourceEnumeratorType);
            _current         = _enumerator.AddField("$$current", _resultItemType);

            // Add methods
            CreateReset();
            CreateCurrent();
            CreateMoveNext();
            CreateClone();
            CreateDispose();

            EnumeratorConstructorMustCallReset();

            _collector.AdjustReferences();

            _collector.DeclareFieldsAndConstructor(_enumerable);

            CreateGetEnumerator();
            _enumerable.ClassDefinition.Members.Add(_enumerator.ClassDefinition);
        }